Region
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Portugal
3
Rome
3
Saint Helens, Mount (Wash.)
3
Scandinavia
3
Scotland dy 17th century
3
Setauket
3
Thailand
3
Utah
3
Wales
3
Willamette River Watershed
3
Yucca Mountain
3
Africa
2
Arctic Ocean
2
Arctic regions
2
Atlanta
2
Atlanta Region
2
Atlantic Coast
2
Bali Island
2
Brown County
2
Cape Cod
2
Castle Lake (Cowlitz County)
2
Chesapeake Bay (Md. and Va.)
2
Chicago
2
Chile
2
Chukchi Sea
2
Coachella Valley
2
Colorado River
2
Columbia River
2
Communist countries
2
Death Valley
2
Delaware
2
Delaware River
2
Delaware River (N.Y.-Del. and N.J.)
2
Denver Basin
2
Denver Region
2
Europe, Eastern
2
Europe, German-speaking
2
Finland
2
Former communist countries
2
Germany (West)
2
Ghana
2
Great Plains
2
Gulf Coast
2
Gulf Coast (U.S.)
2
Gulf of Mexico
2
High Plains Aquifer
2
Holt
2
Indiana
2
Iowa
2
Iraq
2
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